Remora - ethernet NVEM / EC300 / EC500 cnc board

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2 years 8 months ago #293980 by TimGow
@ cakeslob thank you for mentioning the manual for timing.  These HBS860H drive/stepper arrangements are commonly available although the manual is not easily obtained; I have asked the supplier again.  The drive appears to be a clone of the Leadshine HBS86H drive and documentation is more readily available for those, although conflicting in data.
hardware-cnc.nl/images/PDF/ACT/HBS86H_English_Manuel.pdf
www.machsupport.com/forum/index.php?acti...40069.0;attach=51122
Please see images of two versions of the pulse timing attached.
In one the DIR goes low during the STEP while in the other the DIR goes high.
I am suspecting that I have STEP/DIR timing issues and so I would like to understand what form of signal the Remora EC300 is producing and can it be modified to suit a particular drive?
The HBS680H drive form can be changed between rising and falling, by an RS232/RJ12 cable and software, but I would first like to better understand the EC300 STEP/DIR output undr Remora.
In the image with the table and diagram tPHS and tPLS are clearly "Step Length" and "Step Space".
Is tDS the "Dir Setup"? Is tDD the "Dir Hold"?
Is the EC300 active high for the STEP/DIR?

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2 years 8 months ago #293982 by vpomerleau
Thank you guys, I just have an old NVMPG pendant (5 years+) and the display doesn't work only on the RT1052 controller. On the STM32 controller, everything is fine. I think im just gonna buy a new one for my RT1052 without display and the problem is gonna be solved!

Normal MPG
 

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2 years 8 months ago #294039 by cakeslob
The dir signal is most likely high for one direction and low for another

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2 years 8 months ago #294610 by TimGow

The dir signal is most likely high for one direction and low for another
Hi cakeslob,
Thank you for your time.
I have bought a low-cost logic analyser with fx2lafw firmware and I hope to utilise the open source sigrok software with ‘Stepper motor’ protocol decoder, to verify my EC300 step/dir timing and rising/falling sense.
It will be interesting to verify the timing that was set in the config.txt.

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2 years 8 months ago #294833 by vpomerleau
Hi everyone
Does anyone know the "INDEX" pin number for the EC500 RT1052 V5. It's nowhere in the config files. I want to put a hall sensor on my spindle

For EC300 and NVEM, it's this one but this pin number is already assigned to "SRO" on the EC500

    "Thread": "Servo",
    "Type": "Digital Pin",
        "Comment":            "INDEX",
        "Pin":                "P3_22",
        "Mode":                "Input",
        "Data Bit":            24,
        "Invert":            "True"

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2 years 8 months ago #294870 by scotta
For the EC300 I was able to fully map the IO as I removed the chip from the board. However, for the EC500 there is still unmapped IO. The INDEX as well as the MPG inputs are still mysteriously connected inputs on the RT1052. I've tried to find these using software, but without luck still.

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